Coronado Shutters has the following inventory information.

Nov. $1$ Inventory $20$ units @ $$5\mathrm{.}00$

$8$ Purchase $110$ units @ $$5\mathrm{.}00$

$17$ Purchase $80$ units @ $$5\mathrm{.}00$

$25$ Purchase $70$ units @ $$5\mathrm{.}00$

A physical count of merchandise inventory on November $30$ reveals that there are $110$ units on hand. Assume a periodic inventory system is used. Cost of goods sold $($rounded to the nearest dollar$)$ under the average$-$cost method is

$$755.$

$$745.$

$$845.$

$$850.$